Base | Representation |
---|---|
bin | 11111101010011… |
… | …110010010111000 |
3 | 1101000121011120220 |
4 | 133222132102320 |
5 | 2041443242312 |
6 | 124414020040 |
7 | 16110235122 |
oct | 3752362270 |
9 | 1330534526 |
10 | 531227832 |
11 | 252956373 |
12 | 129aa7620 |
13 | 86099bc5 |
14 | 507a4212 |
15 | 31985c8c |
hex | 1fa9e4b8 |
531227832 has 32 divisors (see below), whose sum is σ = 1406192400. Its totient is φ = 166659584.
The previous prime is 531227831. The next prime is 531227867. The reversal of 531227832 is 238722135.
It is a junction number, because it is equal to n+sod(n) for n = 531227793 and 531227802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (531227831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 650607 + ... + 651422.
Almost surely, 2531227832 is an apocalyptic number.
It is an amenable number.
531227832 is an abundant number, since it is smaller than the sum of its proper divisors (874964568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
531227832 is a wasteful number, since it uses less digits than its factorization.
531227832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1302055 (or 1302051 counting only the distinct ones).
The product of its digits is 20160, while the sum is 33.
The square root of 531227832 is about 23048.3802467766. The cubic root of 531227832 is about 809.8916849526.
Adding to 531227832 its reverse (238722135), we get a palindrome (769949967).
The spelling of 531227832 in words is "five hundred thirty-one million, two hundred twenty-seven thousand, eight hundred thirty-two".
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